Re: Can anybody explain Progressive-PAL please?



In message <df0sj7$ian$1@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx>, John <JohnZIZnospam@xxxxxxxxxxxxxxxxxxx> writes
Anthony Haines wrote:

>> I realise this isn't the perfect forum for this question, but am
>> hoping that the techies who frequent it might be able to help.
> >
>> I have seen the term "Progressive-PAL" on the specs of a lot of new
>> equipment, and am wondering what that is. I fully understand the
>> concepts of progressive and interlaced, but am curious about the
>> "-PAL" suffix. Does the relevant equipment give out a sequential
>> 625-line signal at 25fps, with the same 15625 Hz line frequency,
and >> colour encoded with the usual 4.43MHz subcarrier? In the
equipment I >> have seen this (DVD players mainly), I am surprised
they would recode >> the signal to PAL, and not just stay in the
component domain. Having >> failed to find any details on my web
search, I am hoping someone here >> might have definitive details.
>
> I wonder if it's sloppy usage, with "PAL" denoting 625/50 (or
> rather 625/25!) rather than the colour standard.

Confusing, isn't it? I was discussing the misuse of the term 'PAL' the
other day, in another newsgroup, and was labelled by one person as
'pedantic'.

I'd say it means 625/25, as well.

It does, PAL is a system, not a technical standard.
..
Tell the Brazilians that....
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